Pусский 
PCM400 Piezoresistive silicon Pressure Transmitter
Features
■ High performance diffuse piezoresistive silicon sensor adopted
■ Used for the pressure measurement for multiple kinds of media such as gas, liquid etc.
■ Wide pressure ranges
■ Optional digital display
■ Optional multiple kinds of output signals
Applications and industries
■ Industrial field control
■ Oil field
■ Heavy industry
■ Chemical industry
■ Gas pipe network
■ Water supply pipe network
Diffuse piezoresistive silicon pressure transmitter,China pressure transmitter,Wotian pressure transmitter,Digital display pressure transmitter factory,Outdoor field pressure transmitter manufacturer
China Wotian factory pressure transmitter adopting the high performance and high stability OEM pressure sensor as the signal measuring element, with stable and reliable performance after the long-term aging and stability selecting, widely applied to the outdoor field with quite harsh environment
Product Parameters
Performance parameters | |||
Pressure range | -100kPa…0~20kPa…100MPa | ||
Pressure reference | Gauge pressure, Absolute pressure, Sealed gauge pressure | ||
Supply & output | 4~20mA (18~36V) | ||
4~20mA with display (12~36V) | |||
1~5V, 0~5V, 0.5~4.5V, 0~10V (12~32V) | |||
Operating temp. | -20℃~85℃ | ||
Medium temp. | -20℃~85℃ | ||
Storage temp. | -40℃~125℃ | ||
Zero temp. coefficient | ±1.5%FS(@-20℃ - 85℃) | ||
Sensitivity temp. coefficient | ±1.5%FS(@-20℃ - 85℃) | ||
Overpressure | 150%FS~300%FS | ||
Mechanical vibration | 20g (20~5000Hz) | ||
Shock | 100g (11ms) | ||
Comprehensive accuracy | ±0.5%FS | ||
Insulation | 100MΩ/250VDC | ||
Response time | ≤1ms (Up to 90%FS) | ||
Long-term stability | ±0.2%FS/year | ||
EMC surge | (IEC61000-4-5) 2kV | ||
EMC static | (IEC61000-4-2) contact discharge 8kV, air discharge 15kV | ||
Protection grade | IP65 | ||
Ex-proof grade | Intrinsically safe ex-proof ExiaⅡCT6 | ||
Material | Low copper aluminium alloy for Housing; SS316L Diaphragm | ||
Medium compatibility | All kinds of media compatible with SS316L | ||
Production process
Certificate
Company profile
Company advantage
Mass production
We have one production center in Nanjing and one production center in Anshan with 20,000㎡plant and 170 units of production equipments. The main annual capacity of sensors is about 2,000,000 pieces.
Imported equipments
We imported 20 sets of pressure controller and 150 units of testing ovens to our production line.
Informatization management
We have the information management system of CRM, PLM, ERP, MES and DINGDING etc.
Comprehensive testing
We have our own lab and testing equipment such as lightning stroke, surging, static electricity, vibration, high-low temperature impact test and helium mass-spectrum leak detection.
